Showing 12 of 3,574 vacancies
MO
Senior Security GRC Engineer
Mozilla • United Kingdom • 26 Oct 2026
Competitive

The Mozilla Corporation is wholly owned by the non-profit 501(c) Mozilla Foundation. This means we aren't beholden to any shareholders — only to our mission. Along with thousands of volunteer...

Permanent Remote Featured
LO
Penetration Tester
Lorien • london • 26 Oct 2026
Competitive

PENETRATION TESTER/OFFENSIVE SECURITY CONSULTANT | DV ELIGIBLE | LONDON | 5 days a week on-site Looking for your next penetration testing contract? We're seeking experienced Penetration...

Contract Hybrid DV Cleared
QI
Principal Cyber Security Consultant
QinetiQ • lincoln • 26 Oct 2026
£19,526

Package: Competitive Salary + Benefits Role ID: SF19526 Are you ready to be part of the future? At QinetiQ, we’re not just imagining tomorrow we are creating it. From cutting‑edge defence...

Permanent Hybrid DV Cleared
PL

Want to help us bring happiness to the world? Want to join an ambitious and fast growing global biscuits and confectionery business investing heavily in iconic global brands, infrastructure and...

Permanent Hybrid
ST
Staff Security Engineer, Abuse Control
Stripe • london • 26 Oct 2026
Competitive

Who we are About the company the company is a financial infrastructure platform for businesses. Millions of companies - from the world's largest enterprises to the most ambitious startups - use the...

Permanent Hybrid
HA

Mobile Security Engineer (AppSec) - 12-Month Contract - Inside IR35 - Hybrid (London or Bristol, 3 days onsite) We are seeking Mobile Application Security Engineers to join a leading UK retail and...

Contract Hybrid Urgent
AW
Hardware Security Engineer - Consultant
Awerian Ltd • cambridge • 26 Oct 2026
Competitive

Company Description Breakthrough technology is vital for strengthening UK defence and homeland security. As a Hardware Security Engineer Consultant at Awerian, you will be at the forefront of this...

Full Time Hybrid
JU
Application Security Engineer – Threat Modelling & Secure SDLC
Just Eat Takeaway.com • langley • 26 Oct 2026
Competitive

Just Eat Takeaway.com in Slough, Berkshire, is hiring an Application Security Engineer to join a world-class security team. You will work with global technology teams to implement robust security...

Permanent Hybrid
BD
Information Security Senior Manager
BDO UK • london • 26 Oct 2026
Competitive

Ideas | People | Trust We’re BDO. An accountancy and business advisory firm, providing the advice and solutions entrepreneurial organisations need to navigate today’s changing world. Ideas | People...

Permanent Hybrid Featured
GR
Interim Cyber Risk Delivery Lead
Grant Thornton UK • london • 26 Oct 2026
Competitive

Who We Are At Grant Thornton we’re building something bold. We’re doing things differently - looking to the future, driving ambitious growth and pioneering positive change in our industry....

Contract Hybrid Featured
ME
Competitive

Meta is seeking a Security Engineer in its Applied AI (AAI) org to solve hard, real-world security problems and prototype AI-powered defenses. You will blend hands-on security engineering with...

Permanent Hybrid
VA
DevSecOps Engineer — Data-Sovereign, High-Availability Platform
Valarian Technologies Limited • london • 26 Oct 2026
Competitive

Valarian Technologies is a dual-use technology company building critical tools to safeguard the future in an era of evolving global security challenges. We're rethinking security beyond traditional...

Permanent Hybrid